39952880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 102743424

約数和(自身を除く): 62790544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 547, 664, 830, 880, 913, 1094, 1328, 1660, 1826, 2188, 2735, 3320, 3652, 4376, 4565, 5470, 6017, 6640, 7304, 8752, 9130, 10940, 12034, 14608, 18260, 21880, 24068, 30085, 36520, 43760, 45401, 48136, 60170, 73040, 90802, 96272, 120340, 181604, 227005, 240680, 363208, 454010, 481360, 499411, 726416, 908020, 998822, 1816040, 1997644, 2497055, 3632080, 3995288, 4994110, 7990576, 9988220, 19976440, 39952880]

約数ペア:

[(1, 39952880), (2, 19976440), (4, 9988220), (5, 7990576), (8, 4994110), (10, 3995288), (11, 3632080), (16, 2497055), (20, 1997644), (22, 1816040), (40, 998822), (44, 908020), (55, 726416), (80, 499411), (83, 481360), (88, 454010), (110, 363208), (166, 240680), (176, 227005), (220, 181604), (332, 120340), (415, 96272), (440, 90802), (547, 73040), (664, 60170), (830, 48136), (880, 45401), (913, 43760), (1094, 36520), (1328, 30085), (1660, 24068), (1826, 21880), (2188, 18260), (2735, 14608), (3320, 12034), (3652, 10940), (4376, 9130), (4565, 8752), (5470, 7304), (6017, 6640)]